.embedded-video .player {
position: relative;
padding-bottom: 56.25%;
height: 0;
overflow: hidden;
max-width: 100%;
}

.embedded-video .player iframe,
.embedded-video .player object,
.embedded-video .player embed {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}